Electromagnetic rail-brake.



e. MERTENS.

ELECTROMAGNETIC RAIL BRAKE.v

APPLICATION FILED JULY 31, 1912.

1,123,343; Patented Jan. 5,1915.

NORM PETERS 60., PHOTOVLITHH said yoke and disposed one behind the other in the braking direction and separated at their ends by air gaps which are disposed obliquely to the braking direction and extend entirely from one side of the brake to the opposite one, and electric nieans'toexcite thebrake, and adapted to move relatively to a member acting as an armature.

2. An electro-rnagnetic brake comprising a plurality of poles disposed one behind the other in the braking direction and separated at their ends by air gaps Which are disposed obliquely to the braking direction and ex tend transversely from side to side of the brake; said poles having substantiallv the same shape at their braking surfaces.

In testimony whereof I aflix my' signature in presence of two Witnesses.

GUSTAV MERTENS. Witnesses:

PAUL AREAS, CLARE SIMON.

Copies of this patent may be obtainedior five cents each, by addressing the Commissioner of Patents, 7 Washington, D. C. 

